Archimedes Tech SPAC Partners II Co. Announces Filing of Amendment to Registration Statement on Form S-4 with the SEC

CLAYMONT, Del., June 23, 2026 (GLOBE NEWSWIRE) -- Archimedes Tech SPAC Partners II Co. (Nasdaq: ATII), a publicly traded special purpose acquisition company (“ATII” or “Archimedes II”), today announced the filing with the U.S. Securities and Exchange Commission (the “SEC”), on June 22, 2026, of an amendment to the registration statement on Form S-4 (File No.: 333-295563) (as may be amended from time to time, the “Registration Statement”) previously filed in connection with the previously announced proposed business combination with Forge Nano, Inc. (“Forge Nano”). The Registration Statement includes a preliminary proxy statement/prospectus and has not yet been declared effective. The Registration Statement was filed by ATII Holdings Inc. (CIK 0002101833), ATII’s wholly-owned subsidiary (“Pubco”), and Forge Nano (CIK 0001719324) and is available free of charge at the SEC’s web site at www.sec.gov.